Home / 4,931.34-7,394.58-1,644.36

Finding the Fourth Proportional to 4,931.34, 7,394.58 and 1,644.36

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Solution

The fourth proportional to 4,931.34, 7,394.58 and 1,644.36 is: 2,465.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,931.34 : 7,394.58 = 1,644.36 : x
  2. Step 2: Convert to fraction form
    4,931.34/7,394.58 = 1,644.36/x
  3. Step 3: Cross multiply
    4,931.34x = 7,394.58 × 1,644.36
  4. Step 4: Simplify right side
    4,931.34x = 12,159,351.57
  5. Step 5: Solve for x
    x = 12,159,351.57/4,931.34
  6. Step 6: Final answer
    x = 2,465.73

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